MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Hormone, secretin
Hormone made by glands in the small intestine that stimulates pancreatic secretion. The word 'hormone' was coined by the English physiologists Wm. M. Bayliss and Ernest H. Starling in connection with their discovery of secretin, the first…
Read the definitionRandom terms
Show more- Enervation The act of enervating or the state of being enervated. See: Enervate
- Entero- Pinworm infection, an infection caused by a small, white intestinal worm -- the pinworm or, more formally…
- Pseudoobstruction, myopathic Intestinal pseudoobstruction caused by damage to muscle cells in the walls of the bowel
- Glomerular Pertaining to the glomerulus, a tiny structure in the kidney that filters the blood to form urine
- Calcium channel blocker A drug that blocks the entry of calcium into the muscle cells of the heart and the arteries. It is the entry…
- UROD Uroporphyrinogen decarboxylase, an enzyme required for the synthesis of heme, a part of the hemoglobin…
- Creatinine clearance test A test that helps determine whether the kidneys are functioning normally. Specifically, the…
- Excess selenium Too much selenium (selenosis) which may cause reversible balding and brittle nails, give a garlic odor to the…
- Heteromorphism Something different in form. Chromosome heteromorphisms are normal variations in the appearance of chromosomes
- Diverticulitis Inflammation of the diverticula (small outpouchings) along the wall of the colon, the large intestine. (One…
- Disease, Conor and Bruch African tick typhus, one of the tick-borne rickettsial diseases of the eastern hemisphere similar to Rocky…
- Cyst, thyroglossal See: Thyroglossal cyst